Scott Sports 2016 Men's Premium Road Cycling Shoe - 242133-5130 microfiber Outsole: HMX Carbon / Stiffness Index 9 Upper: Lightweight Microfiber, 3D Nylon Airmesh Closure system with Boa IP1 & two anatomic fit straps Footbed: Adjustable ErgoLogic removable insole 255g (US 8.5)